thunderbird/SOURCES/rhel6-auxvh.patch
2021-09-10 05:11:36 +00:00

40 lines
1.2 KiB
Diff

diff -up firefox-78.2.0/mozglue/build/ppc.cpp.ppc-vsx firefox-78.2.0/mozglue/build/ppc.cpp
--- firefox-78.2.0/mozglue/build/ppc.cpp.ppc-vsx 2020-09-11 07:07:05.850864720 +0200
+++ firefox-78.2.0/mozglue/build/ppc.cpp 2020-09-11 07:08:48.884202679 +0200
@@ -14,10 +14,6 @@
#if defined(XP_LINUX)
// Use the getauxval() function if available.
// ARCH_3_00 wasn't defined until glibc 2.23, so include just in case.
-# include <sys/auxv.h>
-# ifndef PPC_FEATURE2_ARCH_3_00
-# define PPC_FEATURE2_ARCH_3_00 0x00800000
-# endif
#endif
const unsigned PPC_FLAG_VMX = 1;
@@ -33,24 +29,8 @@ static signed get_ppc_cpu_flags(void) {
}
cpu_flags = 0;
-#if defined(XP_LINUX)
- // Try getauxval().
- unsigned long int cap = getauxval(AT_HWCAP);
- unsigned long int cap2 = getauxval(AT_HWCAP2);
-
- if (cap & PPC_FEATURE_HAS_ALTIVEC) {
- cpu_flags |= PPC_FLAG_VMX;
- }
- if (cap & PPC_FEATURE_HAS_VSX) {
- cpu_flags |= PPC_FLAG_VSX;
- }
- if (cap2 & PPC_FEATURE2_ARCH_3_00) {
- cpu_flags |= PPC_FLAG_VSX3;
- }
-#else
// Non-Linux detection here. Currently, on systems other than Linux,
// no CPU SIMD features will be detected.
-#endif
return cpu_flags;
}